Jane Street
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Jane Street’s Jasper Therapeutics JSPR Stock Holding History

Jane Street’s Portfolio JSPR Stock Details JSPR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$35.2K Buy
83,600
+4,500
+6% +$3.37K ﹤0.01% 11061
2026
Q1 		$69.3K Buy
79,100
+1,300
+2% +$1.8K ﹤0.01% 10825
2025
Q4 		$142K Buy
+77,800
New +$156K ﹤0.01% 9969

Other funds holding JSPR

VCIM
Velan Capital Investment Management Alpharetta, Georgia $164M AUM 542.31% 1-Year Est. Return
ACA
Acorn Capital Advisors New York $366M AUM 474.6% 1-Year Est. Return
KCM
Kingdon Capital Management New York $976M AUM 66.76% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
RSCM
Rock Springs Capital Management Baltimore, Maryland $2.05B AUM 161.37% 1-Year Est. Return
CG
Carlyle Group Washington, District of Columbia $10B AUM 10.61% 1-Year Est. Return
GCP
GSA Capital Partners London, United Kingdom $1.59B AUM 39.81% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
LPC
Lion Point Capital New York $20.9M AUM 195.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jane Street's JSPR Position: Q2 2026 in Review

Jane Street increased its Jasper Therapeutics (JSPR) stake by 375% in Q2 2026, buying an estimated $60.1K and bringing the position to 101,743 shares worth $42.8K. The position accounts for ﹤0.01% of the portfolio, ranked #10993.

Jane Street first reported a position in JSPR in Q3 2021 and has held it in 10 quarters since. The position peaked at $1.23M in Q1 2024. 45 funds tracked by Wall St. Rank hold JSPR as of Q2 2026.

  • Jane Street held 101,743 shares of Jasper Therapeutics worth $42.8K as of Q2 2026.
  • Jane Street bought 80,328 Jasper Therapeutics shares in Q2 2026, an estimated $60.1K.
  • Jasper Therapeutics made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #10993 holding.
  • Jane Street first reported a position in Jasper Therapeutics in Q3 2021 and has held it in 10 quarters since.
  • Jane Street's Jasper Therapeutics position peaked at $1.23M in Q1 2024.
  • 45 funds tracked by Wall St. Rank held Jasper Therapeutics as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.